3079889840789 has 2 divisors, whose sum is σ = 3079889840790. Its totient is φ = 3079889840788.

The previous prime is 3079889840773. The next prime is 3079889840803. The reversal of 3079889840789 is 9870489889703.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3078849262225 + 1040578564 = 1754665^2 + 32258^2 .

It is a cyclic number.

It is not a de Polignac number, because 3079889840789 - 2⁴ = 3079889840773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3079882840789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1539944920394 + 1539944920395.

It is an arithmetic number, because the mean of its divisors is an integer number (1539944920395).

Almost surely, 2^{3079889840789} is an apocalyptic number.

It is an amenable number.

3079889840789 is a deficient number, since it is larger than the sum of its proper divisors (1).

3079889840789 is an equidigital number, since it uses as much as digits as its factorization.

3079889840789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1755758592, while the sum is 80.

The spelling of 3079889840789 in words is "three trillion, seventy-nine billion, eight hundred eighty-nine million, eight hundred forty thousand, seven hundred eighty-nine".